On 28 September 2011 16:41, Brion Vibber <[email protected]> wrote:

> On Wed, Sep 28, 2011 at 3:27 AM, K. Mueller <[email protected]> wrote:
>
> > Platonides <Platonides <at> gmail.com> writes:
> > > Do doing things the slow way:
> > > mysql> SELECT COUNT(*) FROM revision;
> > > | 416988781 |
> >
> > Thanks, this is quite close to the result from September 1st (
> 412,482,641
> > ). I
> > assume that the contents of the "revision" table go into the
> > pages-meta-history
> > dumps..? And I reckon that there is no safe method to verify the result,
> > though.
> >
>
> The pages-meta-history dump (with text) is produced from the
> pages-meta-history _stub_ dump, which is basically just a thin XML shell
> around a big query to the database on the 'page' and 'revision' tables.
>
> In theory, anything missing from the stub dump should be something that's
> not properly recorded at all -- for instance a revision that is not
> attached
> to a live page. This isn't supposed to happen but there probably are a few
> stray ones in the database. :)
>
> -- brion
>

SELECT * FROM `revision` LEFT JOIN `page` ON `rev_page` = `page_id` WHERE
`page_id` IS NULL

Anyone want a sweepstake on how long that'll take?  8-)

--HM
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